Finding the Fourth Proportional to 5,012,318.04, 6,916,813.80 and 2,720,429.52
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Solution
The fourth proportional to 5,012,318.04, 6,916,813.80 and 2,720,429.52 is: 3,754,092.28
Step by Step Solution
- Step 1: Write the proportion equation
5,012,318.04 : 6,916,813.80 = 2,720,429.52 : x - Step 2: Convert to fraction form
5,012,318.04/6,916,813.80 = 2,720,429.52/x - Step 3: Cross multiply
5,012,318.04x = 6,916,813.80 × 2,720,429.52 - Step 4: Simplify right side
5,012,318.04x = 18,816,704,445,863.38 - Step 5: Solve for x
x = 18,816,704,445,863.38/5,012,318.04 - Step 6: Final answer
x = 3,754,092.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.